9099, RE: Spec Stage 3 - Shakes at idle Posted by taclipse, Dec-31-69 06:00 PM
Im not sure if you resolved your problem yet but I went through something similar. One of the dowel pins that aligns the trans and block fell out during install and went unnoticed. This causes a hell of a vibration due to the disc not being centered. Figured its worth posting regardless.
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